BJF693FD2937

Generic 10X25 Binoculars User Manual

Model: BJF693FD2937

1. Introduction

Thank you for choosing the Generic 10X25 Binoculars. These compact and powerful binoculars are designed for various outdoor activities such as bird watching, hiking, exploring, viewing, sailing, and attending concerts or sports events. Featuring 10x magnification and a 25mm objective lens, they provide clear and bright images with a wide field of view. This manual provides essential information for the proper setup, operation, and maintenance of your binoculars.

2. Package Contents

Upon unpacking, please ensure all the following items are present in your package:

  • 10X25 Binoculars
  • Hand-held strip (Neck strap)
  • Carriage bag (Portable bag)
  • Cleaning cloth
  • User's manual
  • Colored box
Image showing the binoculars, carrying bag, neck strap, cleaning cloth, user manual, and packaging box.

Figure 2.1: Included Accessories

3. Product Features

  • Magnification: 10x magnification with a 25mm objective lens provides a wide view of 362 feet diameter at 1000 yards.
  • Optics: Equipped with BAK4 prisms and FMC multi-layer broadband green film on the object glass, and clear blue coating on the eyepiece lens. This enhances light transmittance up to 99.5% for brighter and higher-contrast images.
  • Focus System: Features an easy central focusing knob for quick and precise adjustments.
  • Diopter Control: Right eye diopter control allows for individual eye adjustment, compensating for differences in vision between the right and left eyes.
  • Durability: Rubber texture anti-slip grip provides protection against accidental drops and impacts. The binoculars are waterproof (IP4 grade), suitable for various daily life situations.
  • Portability: Lightweight and foldable design, making them convenient and easy to carry with the included portable bag and neck strap.
Close-up of the middle focusing wheel and right eye diopter control on the binoculars.

Figure 3.1: Middle Focusing Wheel and Right Eye Diopter Control

Close-up of the objective lens with green coating and eyepiece with blue coating.

Figure 3.2: Multiple Green Coating and Ultra Clear Blue Eyepiece

Diagram showing the eyepiece, ABS body, and objective lens of the binoculars.

Figure 3.3: Binocular Components

Comparison image showing 10X imaging versus 8X imaging of a bird, highlighting the difference in magnification.

Figure 3.4: 10X Imaging vs. 8X Imaging

Images demonstrating the effective viewing distance of the binoculars, showing a distant tower at 500 meters and a distant statue at 2000 meters.

Figure 3.5: Effective Viewing Distances

4. Setup

4.1 Unpacking

Carefully remove the binoculars and all accessories from the packaging. Retain the packaging for future storage or transport.

4.2 Attaching the Neck Strap

Thread the provided neck strap through the strap loops on the sides of the binoculars. Ensure it is securely fastened to prevent accidental drops.

4.3 Adjusting Eyecups (if applicable)

If your binoculars have adjustable eyecups, twist or slide them up for use without eyeglasses and down for use with eyeglasses. This ensures proper eye relief and a full field of view.

5. Operating Instructions

5.1 Adjusting Interpupillary Distance

Hold the binoculars with both hands and look through them. Bend the binoculars at the hinge until you see a single, clear circular field of view. This adjusts the distance between the eyepieces to match the distance between your eyes.

5.2 Focusing

  1. Close your right eye and look through the left eyepiece with your left eye. Rotate the central focusing wheel until the image is sharp and clear.
  2. Close your left eye and look through the right eyepiece with your right eye. Rotate the right eye diopter control (usually a ring on the right eyepiece) until the image is sharp and clear.
  3. Now, with both eyes open, the image should be in focus. For subsequent viewing, use only the central focusing wheel to adjust for different distances.

5.3 Viewing

Once focused, aim the binoculars at your desired subject. Hold them steady for the best viewing experience. The 10x magnification allows you to observe distant objects with clarity.

6. Maintenance

6.1 Cleaning Lenses

Use the provided cleaning cloth or a soft, lint-free cloth to gently wipe the lenses. For stubborn smudges, a small amount of lens cleaning fluid can be applied to the cloth, not directly to the lens. Avoid using abrasive materials or excessive force, as this can scratch the lens coatings.

6.2 Cleaning Body

Wipe the body of the binoculars with a soft, damp cloth. Do not use harsh chemicals or solvents.

6.3 Storage

When not in use, store the binoculars in their carrying bag in a cool, dry place, away from direct sunlight and extreme temperatures. Ensure lens caps are in place to protect the lenses from dust and scratches.

7. Troubleshooting

7.1 Blurry Image

  • Solution: Adjust the central focusing wheel. Ensure the right eye diopter is correctly set for your vision.

7.2 Double Image or Two Circles

  • Solution: Adjust the interpupillary distance by bending the binoculars at the hinge until a single, circular field of view is achieved.

7.3 Difficulty Focusing

  • Solution: Ensure the lenses are clean and free from smudges or dust. Follow the focusing procedure outlined in Section 5.2 carefully.

8. Specifications

Magnification10 times
Objective Lens Diameter25mm
Eyepiece Lens Diameter12mm
Viewing Angle8 degrees
Effective Viewing Distance131-1000 meters
Prism TypeBAK4
Lens CoatingFMC (Fully Multi-Coated) for object glass (green), Blue coating for eyepiece lens
Focus SystemCentral focusing
MaterialsABS
ColorBlack
Dimensions (L x W x H)12cm x 7cm x 4.5cm (Approx. 1"D x 1"W x 1"H)
Net Weight255g
Waterproof GradeIP4
Model NumberBJF693FD2937

9. Warranty Information

This product comes with a 3-month warranty from the date of purchase. This warranty covers manufacturing defects. Please retain your proof of purchase for any warranty claims. The warranty does not cover damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear.

10. Support

For further assistance, technical support, or warranty inquiries, please contact the seller or manufacturer through the platform where the product was purchased. Please have your model number (BJF693FD2937) and proof of purchase ready when contacting support.

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